April 29, 2026

Architectural Decision Records with Spec-Driven Development using OpenSpec

How the spec-driven-with-adr OpenSpec schema preserves architectural decision rationale outside individual changes, keeping ADRs durable alongside specs so future proposals can design against the current architecture.

April 01, 2026

OpenSpec, Git WorkTrees and OpenCode

A workflow for using Git WorkTrees and SubAgents to build features in parallel with OpenSpec Spec-Driven Development on OpenCode.

March 10, 2026

Spec-Driven Development with Brownfield Projects

How to apply Spec-Driven Development to brownfield projects — codebases that lack specifications and rely solely on existing implementation.

February 25, 2026

OpenSpec 1.2 Release

OpenSpec 1.2 introduces new workflow capabilities — here is what is new in this release.

February 23, 2026

The Intent Harness

Between human ideas and agent execution there is a gap. The Intent Harness is the layer that transforms raw ideas into structured, durable instructions the agent can act on independently.